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High-resolution optical spectra of the B[e] star CI Cam were obtained on arbitrary dates 2002-2023 using the echelle spectrograph NES of the 6-m BTA telescope. The temporal variability of the powerful emissions of H$\alpha$ and HeI profiles is found.
Externí odkaz:
http://arxiv.org/abs/2408.09804
Publikováno v:
Astronomy Reports, vol 67, No 12, p 1381-1393 (2023)
High resolution optical spectra (R = 60 000) of the LBV star P Cyg beyond outburst were obtained on the 6-meter BTA telescope in the wavelength range 477-780 nm. We perform a detailed identification of different types lines (photospheric absorptions,
Externí odkaz:
http://arxiv.org/abs/2402.09061
Autor:
Klochkova, V. G.1 (AUTHOR) Valentina.R11@yandex.ru, Panchuk, V. E.1 (AUTHOR), Yushkin, M. V.1 (AUTHOR)
Publikováno v:
Astrophysical Bulletin. Mar2022, Vol. 77 Issue 1, p84-93. 10p.
Akademický článek
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Publikováno v:
Russian Journal of Marine Biology. 42:451-457
The new information on distribution of the red algae Neoabbottiella in the Russian Far East changes the concept of the areal of these algae and their preferred temperatures. A comparison of N. valentinae N. Klochkova et Pisareva with Schizymenia duby
Autor:
Lutostansky, Yu. S., Fazliakhmetov, A. N., Koroteev, G. A., Tikhonov, V. N., Lutostansky, A. Yu., Klochkova, N. V., Osipenko, A. P., Belogortseva, N. A., Zemskov, E. Yu.
The process of neutrino interaction with $^{98}$Mo and $^{100}$Mo isotopes is studied taking into consideration the effect of charge-exchange resonances. The experimental data on the strength functions $S(E)$ obtained in charge-exchange reactions $(p
Externí odkaz:
http://arxiv.org/abs/2303.17752
High-resolution spectra of the LBV candidate Schulte 12 in the Cyg OB2 association were obtained at the 6-meter BTA telescope with the NES echelle spectrograph on the arbitrary dates in 2001-2022. Variability of the emission profile of H$\alpha$ and
Externí odkaz:
http://arxiv.org/abs/2301.08916
Autor:
Klochkova, V. G.1 (AUTHOR) Valentina.R11@yandex.ru, Panchuk, V. E.1 (AUTHOR), Yushkin, M. V.1 (AUTHOR)
Publikováno v:
Astrophysical Bulletin. Sep2023, Vol. 78 Issue 3, p412-428. 17p.
Autor:
Klochkova, V. G.1 (AUTHOR) Valentina.R11@yandex.ru, Panchuk, V. E.1 (AUTHOR)
Publikováno v:
Astrophysical Bulletin. Sep2022, Vol. 77 Issue 3, p292-300. 9p.
Autor:
Klochkova, V. G., Miroshnichenko, A. S., Panchuk, V. E., Tavolzhanskaya, N. S., Yushkin, M. V.
The optical spectra of the B-supergiant LS III+52 24 (IRAS 22023+5249) obtained at the 6-meter telescope BTA with a resolution R$\ge$60000 in 2010-2021 revealed signs of wind variability and velocity stratification in the extended atmosphere. The H$\
Externí odkaz:
http://arxiv.org/abs/2205.03030